NATA

You see online I don't know about fees but I know that you are eligible for this course. Please refer comment section for details.

List of top 10 architecture colleges in India are:
1. SPA Delhi
2. IIT-Kharagpur
3. IIT-Roorkee
4. J.J College of Architecture
5. CEPT
6. NIT Trichy
7. SPA Bhopal
8. Sushant College of Architecture
9. SPA-Vijaywada
10. Jamia Millia/Rizvi
SPA Delhi, NIT Trichy and SPA Bhopal cut-off marks:
250-270 marks
You need to qualify JEE Advanced with a rank under 8K rank and after that you have to pass AAT.
For JJ, Sushant and Rizvi, you have qualify NATA exam with 130-160 marks and 90% in boards.

To be very clear, your NATA score is not that good. To calculate the overall Score: 50% of the NATA score + 50% of class 12th percentage will be taken into consideration. Hence, you can get admission in a good college. Try and apply in your desired college.